1. Unit 1 Etymology based vocabulary
Latin and Greek Roots
Unit 1 Etymology based vocabulary
Word Origin
7.L.4.b Use common, grade-appropriate Greek or Latin affixes and roots as clues to the meaning of a word (e.g., belligerent, bellicose, rebel).

2. ERG, URG Greek ERGON, “Work”
Surgical adj–very precise, clear and accurate
Energetic adj-Active and lively en+ergon=into work
Ergonomic –adj intended to decrease discomfort and maximize work ergon + nomic=study of work
The English word surgery comes from a Greek word meaning “to work by hand”. We now associate surgery with advanced machines as well as skilled human hands and think of doing something surgical as being done with machine like precision

3. ERG, URG Greek ERGON, “Work”
The rifle battalion, made up of the best marksmen in the world, targeted its enemy with surgical exactness. Whenever the weather was too hot, Ethan was not interested energetic activity and preferred to stay home in air-condition comfort. The ergonomic layout of the cockpit helped the pilots focus on flying and reduced their work related injuries.

4. Vig Latin Vigere, “be lively, be energetic”
Vigorous –adj Done with power, force or energy
Reggie’s vigorous exercise routine always made him flushed and sweaty.
Invigorate –verb –to fill with strength and energy
in+vegere= to put energy into
The brisk morning breeze invigorated the crowds of people walking to work.

5. Ig, Ag, Act, Eg Latin AGERE, ACTUM “do, drive, act”
One famous story in the New Testament deals with the prodigal son, a spoiled young man who leaves his father and wastes his inheritance, then returns home and seeks forgiveness. Because of this story, some people have come to believe that prodigal means ‘wandering from home.’ Don’t make this mistake; remember that the son was prodigal because he threw away all his money.
Prodigal –adj –wasting money or resources
pro (forth)+agere=drive away (money)
Agitate –v. –to publically demand or petition for –to move vigorously or violently; to upset
Enact v. to make legal or official
Reactionary adj. strongly opposed to change; conservative
Re (back)+ actum = driving back
Agile –adj. able to move quickly and lightly
Allege v. to put forth as true; claim

6. Ig, Ag, Act, Eg Latin AGERE, ACTUM “do, drive, act”
Gerald’s prodigal tendencies eventually left him penniless.
Though the American colonist agitated for more power and independence, King George III was deaf to their demands.
Loud noises agitate Angela so much that she cannot endure them.
As part of the agreement, the United States agreed to enact legislation to prevent further environmental damage from greenhouse gases.
The bank preferred to stick to reactionary strategies rather than adapt to new conditions.
A less agile swimmer would never have been able to make the quick turns.
The reporter alleges that at four o’clock this afternoon, a local man took part in an armed robbery.

7. Review Surgical Prodigal Energetic Agitate Ergonomic Enact Vigorous
Vig Latin Vigere, “be lively, be energetic”
Ig, Ag, Act, Eg Latin AGERE, ACTUM “do, drive, act”
Review
ERG, URG Greek ERGON, “Work”
Surgical
Energetic
Ergonomic
Vigorous
Invigorate
Prodigal
Agitate
Enact
Reactionary
Agile
Allege

8. Slides copied from:
Osborne, Elizabeth. Vocabulary from Latin and Greek Roots: A Study of Word Families. Clayton, DE: Prestwick House, Print.